This machine is suitable for wet production of various specifications of granules in industries such as pharmaceuticals, chemicals, food, and feed. The particles produced by this machine are hard extruded through screws and mesh plates, so the particle shape is regular, the texture is tight, the powder is small, and it is not easy to absorb moisture. The product has a long shelf life and is particularly suitable for making granular granules and other products in the pharmaceutical and instrument industries. The parts of this machine that come into contact with materials are made of stainless steel, making surface polishing, assembly, disassembly, and cleaning very convenient.